Fangrui Product Details Unique Design: This One Features A Brooch Design For Secure Fixing. The Rotating Safety Lock On The Brooch Ensures It Is Lightweight, Stylish And Durable. High-quality Materials And Lightweight: This Case Is Made Of High-quality Flexible Liquid Silicone And Stainless Steel Brooch, Which Is Soft, Skin-friendly And Comfortable. Concealed And Safe Design: This Case With Brooch Is For Hiding Under Clothes Or Bags, With Excellent Concealment, Difficult To Be Found, And Children Or The Elderly Are Unlikely To Remove It. Waterproof And Full Protection: Provides 360 Protection And Waterproofness For Activities Such As Swimming Or Beach Outings. Note: Not Suitable For Long-term Immersion. Protects Against Bumps, Drops, Scratches And Dust. Ideal Safe Gift: Can Be Securely Attached To Clothes, Pants Or Backpacks. Its Invisible Design Keeps It Hidden, Making It A Gift To Ensure The Safety Of Children, Toddlers And The Elderly. Descriptions: Compatible Devices:for Apple Airtag Form Factor:case Shell